Nelson, a teenager who drops out of school to smuggle mobile phones on the border between Argentina and Brazil, is caught by the police and forced to work as an informant. As part of his mission he will have to move to a neighboring city, attend a new school and get close to the daughters of Jara, an alleged drug trafficking boss. During the operation, he will have to live with a conflictive gendarme and learn to resolve his differences in a world of lies, love and betrayal.